Yes, you can use WeChat in Cuba. You will need a VPN to access WeChat in Cuba.
You will also need to switch off two-factor authentication (2fa) before travelling to Cuba as the phone number to which WeChat sends a login code will likely not work in Cuba.
Most Cubans would not know what WeChat is. Do not expect to connect with Cubans or see Cuban content on WeChat.
WhatsApp is the most commonly used messaging app in Cuba.
For other mobile apps or websites and whether or not they work in Cuba, there’s also our definitive guide to using mobile apps in Cuba.
Where Can I Get More Information About Cuba?
I’ve made a Cuba Frequently Asked Questions Page (FAQ) available on this website. And I would strongly advise you to read it before travelling to Cuba.
My Cuba FAQ page will save you a lot of time and a significant amount of money on your trip to Cuba. Cuba is not the sort of destination in which you can just arrive unprepared.
Read the Cuba FAQ Page here.